2561106202 has 8 divisors (see below), whose sum is σ = 4067639316. Its totient is φ = 1205226432.

The previous prime is 2561106193. The next prime is 2561106221. The reversal of 2561106202 is 2026011652.

It can be written as a sum of positive squares in 2 ways, for example, as 1998894681 + 562211521 = 44709^2 + 23711^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37663293 + ... + 37663360.

Almost surely, 2^2561106202 is an apocalyptic number.

2561106202 is a deficient number, since it is larger than the sum of its proper divisors (1506533114).

2561106202 is a wasteful number, since it uses less digits than its factorization.

2561106202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75326672.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 2561106202 is about 50607.3730003840. The cubic root of 2561106202 is about 1368.1777684269.

Adding to 2561106202 its reverse (2026011652), we get a palindrome (4587117854).

The spelling of 2561106202 in words is "two billion, five hundred sixty-one million, one hundred six thousand, two hundred two".